Answer to Question 1
The process of distillation can be used to increase the alcohol contents of some alcohol-containing beverages. During distillation, fermented beverages are heated, which causes the alcohol to become a vaporous gas. The alcohol vapors are collected and cooled until they become liquid again. This process of producing pure liquid alcohol concentrate is used to create distilled alcoholic beverages such as gin, vodka, and whiskey. The alcohol content of a distilled alcoholic beverage, also called hard liquor, can be determined from its proof.
Answer to Question 2
C